<!DOCTYPE html>
<style>
#container > div {
    font-size:1px;
}
img {
    width:100px;
    height:100px;
    margin-left:100px;
}
</style>
<div id="container">
    <p>This tests <a href="http://www.w3.org/TR/css3-background/#background-positioning-area">background positioning area</a> in vertical-rl.</p>
    <p>Test passes if single green rectangle below.</p>
    <div><img src="../../images/resources/green-10.png"></div>
</div>
